Refactoring wmf plugin

make mf startup/shutdwon inside plugin instead of player component
make sourceresolver a common component for a wmf related tasks.

Change-Id: I49cdc4fa512a62398a68cd2be2f522f567d11c7c
Reviewed-by: Michael Goddard <michael.goddard@nokia.com>

src/plugins/wmf/player/mfplayerservice.cpp

@@ -52,7 +52,6 @@
 #include "mfplayerservice.h"
 #include "mfplayersession.h"
 #include "mfmetadatacontrol.h"
-int MFPlayerService::s_refCount = 0;
 
 MFPlayerService::MFPlayerService(QObject *parent)
     : QMediaService(parent)
@@ -62,11 +61,6 @@ MFPlayerService::MFPlayerService(QObject *parent)
 #endif
     , m_videoRendererControl(0)
 {
-    s_refCount++;
-    if (s_refCount == 1) {
-        CoInitialize(NULL);
-        MFStartup(MF_VERSION);
-    }
     m_audioEndpointControl = new MFAudioEndpointControl(this);
     m_session = new MFPlayerSession(this);
     m_player = new MFPlayerControl(m_session);
@@ -85,12 +79,6 @@ MFPlayerService::~MFPlayerService()
 
     m_session->close();
     m_session->Release();
-
-    s_refCount--;
-    if (s_refCount == 0) {
-        MFShutdown();
-        CoUninitialize();
-    }
 }
 
 QMediaControl* MFPlayerService::requestControl(const char *name)

src/plugins/wmf/player/mfplayerservice.h

@@ -91,7 +91,6 @@ private:
 #endif
     MFPlayerControl        *m_player;
     MFMetaDataControl      *m_metaDataControl;
-    static int                s_refCount;
 };
 
 #endif

src/plugins/wmf/player/mfplayersession.cpp

@@ -62,7 +62,7 @@
 #include "mfmetadatacontrol.h"
 #include <Mferror.h>
 #include <nserror.h>
-#include <sourceresolver.h>
+#include "sourceresolver.h"
 
 //#define DEBUG_MEDIAFOUNDATION
 //#define TEST_STREAMING

src/plugins/wmf/player/player.pri

@@ -7,8 +7,6 @@ DEFINES += QMEDIA_MEDIAFOUNDATION_PLAYER
 HEADERS += \
     $$PWD/mfplayerservice.h \
     $$PWD/mfplayersession.h \
-    $$PWD/mfstream.h \
-    $$PWD/sourceresolver.h \
     $$PWD/mfplayercontrol.h \
     $$PWD/mfvideorenderercontrol.h \
     $$PWD/mfaudioendpointcontrol.h \
@@ -17,8 +15,6 @@ HEADERS += \
 SOURCES += \
     $$PWD/mfplayerservice.cpp \
     $$PWD/mfplayersession.cpp \
-    $$PWD/mfstream.cpp \
-    $$PWD/sourceresolver.cpp \
     $$PWD/mfplayercontrol.cpp \
     $$PWD/mfvideorenderercontrol.cpp \
     $$PWD/mfaudioendpointcontrol.cpp \

src/plugins/wmf/wmf.pro

@@ -12,8 +12,18 @@ load(qt_plugin)
 
 DESTDIR = $$QT.multimedia.plugins/$${PLUGIN_TYPE}
 
-HEADERS += wmfserviceplugin.h
-SOURCES += wmfserviceplugin.cpp
+DEPENDPATH += .
+INCLUDEPATH += .
+
+HEADERS += \
+    wmfserviceplugin.h \
+    mfstream.h \
+    sourceresolver.h
+
+SOURCES += \
+    wmfserviceplugin.cpp \
+    mfstream.cpp \
+    sourceresolver.cpp
 
 include (player/player.pri)
 

src/plugins/wmf/wmfserviceplugin.cpp

@@ -48,19 +48,46 @@
 #include "mfplayerservice.h"
 #endif
 
+#include <mfapi.h>
+
+namespace
+{
+static int g_refCount = 0;
+void addRefCount()
+{
+    g_refCount++;
+    if (g_refCount == 1) {
+        CoInitialize(NULL);
+        MFStartup(MF_VERSION);
+    }
+}
+
+void releaseRefCount()
+{
+    g_refCount--;
+    if (g_refCount == 0) {
+        MFShutdown();
+        CoUninitialize();
+    }
+}
+
+}
+
 QMediaService* WMFServicePlugin::create(QString const& key)
 {
 #ifdef QMEDIA_MEDIAFOUNDATION_PLAYER
-    if (key == QLatin1String(Q_MEDIASERVICE_MEDIAPLAYER))
+    if (key == QLatin1String(Q_MEDIASERVICE_MEDIAPLAYER)) {
+        addRefCount();
         return new MFPlayerService;
+    }
 #endif
-
     //qDebug() << "unsupported key:" << key;
     return 0;
 }
 
 void WMFServicePlugin::release(QMediaService *service)
 {
+    releaseRefCount();
     delete service;
 }